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Thu, 18 Apr 2019 02:53:53 +0900 (KST) Received: from epsmgms2p2new.samsung.com (unknown [182.195.42.143]) by epcas2p1.samsung.com (KnoxPortal) with ESMTP id 20190417175353epcas2p1eaec3fea0bf26bb97416149e11b1317e~WVIDVYopJ1198411984epcas2p1E; Wed, 17 Apr 2019 17:53:53 +0000 (GMT) X-AuditID: b6c32a48-689ff7000000106f-f0-5cb76831ec18 Received: from epmmp1.local.host ( [203.254.227.16]) by epsmgms2p2new.samsung.com (Symantec Messaging Gateway) with SMTP id D7.EF.03620.13867BC5; Thu, 18 Apr 2019 02:53:53 +0900 (KST) Received: from test-PowerEdge-R720.sa.corp.samsungelectronics.net ([107.108.221.212]) by mmp1.samsung.com (Oracle Communications Messaging Server 7.0.5.31.0 64bit (built May 5 2014)) with ESMTPA id <0PQ4006MF9PFCC30@mmp1.samsung.com>; Thu, 18 Apr 2019 02:53:53 +0900 (KST) From: Kanchan Joshi To: linux-kernel@vger.kernel.org, linux-block@vger.kernel.org, linux-nvme@lists.infradead.org, linux-fsdevel@vger.kernel.org, linux-ext4@vger.kernel.org Cc: prakash.v@samsung.com, Kanchan Joshi Subject: [PATCH v4 2/7] block: increase stream count for in-kernel use Date: Wed, 17 Apr 2019 23:20:01 +0530 Message-id: <1555523406-2380-3-git-send-email-joshi.k@samsung.com> X-Mailer: git-send-email 2.7.4 In-reply-to: <1555523406-2380-1-git-send-email-joshi.k@samsung.com> X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFprAIsWRmVeSWpSXmKPExsWy7bCmua5hxvYYg87TRhZH/79ls9h7S9ti 5rw7bBZ79p5ksbi8aw6bxfxlT9ktrkxZxOzA7rF5Sb1H35ZVjB6fN8kFMEdx2aSk5mSWpRbp 2yVwZbS8Eyw4ylrRtK2PsYHxJEsXIyeHhICJxNOOi0A2F4eQwA5GiYbTP5kgnO+MEjOvrGKH qbr55w0jRGI3o8St9haolulMEl8XzWDrYuTgYBPQlLgwuRQkLiIwh1Fi2b5pzCDdzAJ2EjO+ vWYFsYUF3CTaZqwBm8oioCoxc+lHMJtXwEni841jUNvkJG6e6wTr5RRwlnh05RYbyFAJgZ+s EvOvHGaEKHKROPvxKTOELS3xbNVGqHixxK87R5khGjoYJa43zIT61F7i4p6/TBAX8Ul0HP7L DnK1hACvREebEESJh8SnI6+YIT6bxiixf/M/pgmMEgsYGVYxiqUWFOempxYbFZjoFSfmFpfm pesl5+duYgTHk5bHDsYD53wOMQpwMCrx8K5Q3R4jxJpYVlyZe4hRgoNZSYTXMWVLjBBvSmJl VWpRfnxRaU5q8SFGaQ4WJXHeh9Jzo4UE0hNLUrNTUwtSi2CyTBycUg2MW57LH5KvrnqYJvr8 udq19ZPPPZ5+TDDiSWHAW+ePWy3qLSX4k9csrt+7ftOJu4V5/Id+cC/ed3Gyk9LunOBf5+z+ KQfrqD/5PJNh4tWvC8uUt9UaWWerik+aFhxRcD3GIf3Qph+O8k+mLdsopVjkuP9Z47k1dhNv zzvxn/f+q4fLGfvnbfrZ1KrEUpyRaKjFXFScCAD92XbEowIAAA== X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFvrPJMWRmVeSWpSXmKPExsVy+t9jAV3DjO0xBmtuy1kc/f+WzWLvLW2L mfPusFns2XuSxeLyrjlsFvOXPWW3uDJlEbMDu8fmJfUefVtWMXp83iQXwBzFZZOSmpNZllqk b5fAldHyTrDgKGtF07Y+xgbGkyxdjJwcEgImEjf/vGHsYuTiEBLYySixat5aZghnJpPEvxmz gKo4ONgENCUuTC4FiYsIzGGU6Nm9nhWkm1nATmLGt9dgtrCAm0TbjDXsIDaLgKrEzKUfwWxe ASeJzzeOsUNsk5O4ea6TGcTmFHCWeHTlFhuILQRUc3rVH/YJjDwLGBlWMUqmFhTnpucWGxUY 5aWW6xUn5haX5qXrJefnbmIEBsu2w1r9OxgfL4k/xCjAwajEw7tCdXuMEGtiWXFl7iFGCQ5m JRFex5QtMUK8KYmVValF+fFFpTmpxYcYpTlYlMR5+fOPRQoJpCeWpGanphakFsFkmTg4pRoY 5/A/0Kqzqf+h+m6tV4329XMhMam7Q3+sKZumWNSw2ubt+rDYabv3RbxLczq9raZG5unRikM3 zadv+r63t9RCMkbwpe/fY2t/fZJYt23KT7echHDX2Zu/TDXmmbW/rrCyr0hh83O2R24iaee0 1G9p7NmuHG2QGKK3WfhYoEJ3isu9dOtJPmbvlFiKMxINtZiLihMBMA8bMRICAAA= X-CMS-MailID: 20190417175353epcas2p1eaec3fea0bf26bb97416149e11b1317e CMS-TYPE: 102P X-CMS-RootMailID: 20190417175353epcas2p1eaec3fea0bf26bb97416149e11b1317e References: <1555523406-2380-1-git-send-email-joshi.k@samsung.com> Sender: linux-ext4-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-ext4@vger.kernel.org This bumps up stream count to support in-kernel hints. Signed-off-by: Kanchan Joshi --- include/linux/blkdev.h | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h index 5c58a3b..f200aed 100644 --- a/include/linux/blkdev.h +++ b/include/linux/blkdev.h @@ -566,7 +566,9 @@ struct request_queue { struct work_struct release_work; -#define BLK_MAX_WRITE_HINTS 5 +#define BLK_MAX_USER_HINTS (WRITE_LIFE_KERN_MIN - 2) +#define BLK_MAX_KERN_HINTS 4 +#define BLK_MAX_WRITE_HINTS (1 + BLK_MAX_USER_HINTS + BLK_MAX_KERN_HINTS) u64 write_hints[BLK_MAX_WRITE_HINTS]; }; -- 2.7.4